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Results of histology at 14 (above) and 30 days (below) (study A and study B, see text) are shown for each biopsy site. The highest density of Helicobacter pylori (Hp) and acute inflammatory cells was found at the gastric angle and approximately 2 cm proximal to it on the lesser curvature (sites A3 and B5). PMN, polymorphonuclear cells.
